various embodiments are now described with reference to the drawings , wherein like reference numerals are used to refer to like elements throughout . in the following description , for purposes of explanation , numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments . it may be evident , however , that such embodiment ( s ) may be practiced without these specific details . in other instances , well - known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments . in the following paragraphs , the present invention will be described in detail by way of example with reference to the attached drawings . throughout this description , the preferred embodiment and examples shown should be considered as exemplars , rather than as limitations on the present invention . as used herein , the “ present invention ” refers to any one of the embodiments of the invention described herein , and any equivalents . furthermore , reference to various feature ( s ) of the “ present invention ” throughout this document does not mean that all claimed embodiments or methods must include the referenced feature ( s ). the present invention provides for an efficient and convenient apparatus for hands - free use of a tablet style personal electronic device or other personal electronic device . the attachment system frees both hands to use the tablet - style personal electronic device . with the device supported by the attachment system of the present invention the user is free to type or move about . fig1 illustrates use of the device . the attachment system 100 includes lower joint 102 , which provides a mechanism to raise and lower the tablet - style device 114 to adjust the viewing angle . lower joint 102 is attached to two support legs 110 a and 110 c . when worn , support legs 110 a and c are horizontal and generally parallel to the user &# 39 ; s waist . lower joint 102 allows movement in an up and down direction only , allowing adjustment of the screen viewing angle . the lower joint 102 is a friction hinge , allowing the user to set a position and have the tablet - style device 114 remain in the set position . lower joint 102 also allows the tablet - style personal electronic device to be pushed against the user &# 39 ; s chest to carry the device without concern of dropping it . lower joint 102 moves a tablet support leg 112 up and down . tablet support leg 112 incorporates a ball joint 104 at the end of the tablet support leg 112 opposite lower joint 102 . ball joint 104 is a friction ball joint that allows rotation . friction provides stabilization after the device is rotated . if needed a lock may be provided in ball joint 104 . since many tablet - style personal electronic devices may be used in either portrait or landscape orientation , the friction ball joint 104 permits a user to rotate the device to whichever orientation is necessary for the application in use . the attachment system 100 is further stabilized by a support leg 110 b , which forms the third leg of the support system , along with support legs 110 a and c . support leg 110 b is longer and extends vertically up the user &# 39 ; s chest . in contrast , support legs 110 a and c extend horizontally as depicted in fig1 . further stabilization and support for the attachment system is provided by shoulder strap 106 . shoulder strap 106 attaches to the upper end of support leg 110 b . when worn support leg 110 b and shoulder strap 106 form a “ y ” pattern on the wearer &# 39 ; s chest . both chest strap 108 and shoulder strap 106 are adjustable to fit each user . fig2 illustrates the attachment system from the perspective of a user wearing the device . in fig2 , the tablet - style personal electronic device or other electronic device is shown in the carrying position , that is pushed up against the user &# 39 ; s chest with the back of the device facing outward . in use , the tablet - style personal electronic device 114 is moved into the viewing position so that the screen is visible to the user . the double - headed arrow in fig2 illustrates the direction of motion for lower joint 102 . the chest strap 108 attaches to support legs 110 a and 110 c . this attachment may be by a variety of means , including but not limited to : threaded loop and stitching / gluing , clips , buckles , or other means . support leg 110 b is partially visible near the lower joint 102 . tablet support leg 112 is also attached to lower joint 102 . friction ball joint 104 attaches to the back of the tablet - style personal electronic device 114 . this attachment to ball joint 104 may be by means of a pad with adhesive attached , but could also utilize a flat plate with straps to hold the device to the plate , a built - in pin ( such as pin 304 of fig3 ), or by means of a case . any suitable means is contemplated . the double - headed arrow shown near friction ball joint 104 illustrates the direction of rotational movement of friction ball joint 104 . ball joint 104 allows further adjustment of the viewing angle and distance and also allows unlimited horizontal rotation of the screen . fig3 illustrates use of a case that may be used in conjunction with the attachment system for a tablet style personal electronic device . the assembly 300 includes a case 302 that is attached to the shaft 112 of the ball joint 104 . case 302 may be detached and used separately . case 302 may also be used as a cover by inserting the tablet style personal electronic device with the cover facing down . the connection between ball joint 104 and the back of case 302 may be locked in place using built in pin 304 , located on the back of case 302 . as illustrated in fig3 , the case 302 may be locked in place using built - in pin 304 . lower portion 306 of case 302 may be separated to allow insertion of the tablet style personal electronic device . locks 310 a and 310 b lock the tablet style personal electronic device in case 302 . indented handle 312 allows carrying of case 302 . fig4 illustrates use of another embodiment of an attachment system for a tablet style personal electronic device . in fig4 , an attachment system 200 includes lower joint 202 , which provides a mechanism to raise and lower the tablet - style device 114 to adjust the viewing angle . lower joint 202 is attached to two support legs 210 a and 210 b that in turn is connected to a hinge or joint 213 . when worn , support legs 210 a and 210 b are horizontally extensible and retractable . further , support legs 210 a - 210 b are generally parallel to the user &# 39 ; s waist , and can rotate along a horizontal axis via joints 213 unless locked by locks 210 d . phone pocket 211 is adjacent joint 213 and allows for storage of the phone . lower joint 202 , together with tablet support leg 212 , allows movement in an up and down direction only , allowing adjustment of the screen viewing angle . the movable extension arm 212 can be tightened by locking nut 210 c to securely adjust the viewing height of the tablet 114 . the lower joint 202 is a friction ball joint , allowing the user to set a position and have the tablet - style device 114 remain in the set position . lower joint 202 also allows the tablet - style personal electronic device 114 to be pushed against the user &# 39 ; s chest to carry the device without concern of dropping the tablet . in one embodiment , lower joint 202 is a ball joint which is a friction ball joint that allows rotation . friction provides stabilization after the device is rotated . ball joint 202 allows the user to adjust the angle of arm 212 to position it vertically while in a seating position instead of standing up , or to adjust it due to the different waist sizes of users . if needed a lock 210 d may be provided in ball joint 202 . lower joint 202 moves a tablet support leg 212 up and down . tablet support leg 212 incorporates double hinges 204 at the end of the tablet support leg 212 opposite lower joint 202 . double hinge joint 204 allows the tablet device 114 to be able to rotate in multiple planes . since many tablet - style personal electronic devices may be used in either portrait or landscape orientation , the double hinge joint 204 permits a user to rotate the device to whichever orientation is necessary for the application in use . the attachment system 200 is stabilized by tablet storage case or holster 220 . holster 220 provides rigid mechanical suspension for support legs 210 a and 210 b , which can swivel through joint 213 . at one end of holster 220 is telephone joint 224 , which is rotatably connected to extensible telephone support arm 246 at one end . similarly , telephone joint 248 is rotatably connected to the other end of telephone support arm 246 . joints 224 and 248 are double hinge type joints to allow telephone case 260 to move in two axes and allow the arm 246 to move in two axes relative to holster 220 . further stabilization and support for the attachment system is provided by shoulder strap 206 and lock 207 . shoulder strap 206 attaches to the upper end of holster 220 . chest strap 208 also as a lock 209 to secure the strap 208 to the body of the wearer . both chest strap 208 and shoulder strap 206 are adjustable to fit each user prior to locking . the device of fig4 advantageously allows a user to talk on the phone in phone case 260 while working on the tablet 114 . moreover , the phone can be positioned at a fixed position for optimal sound capture . further , the tablet can be fixedly positioned for optimal viewing or text entering . a user can talk on the phone and perform computer tasks on the tablet while he or she is walking , all with “ hands - free ” support . fig5 illustrates a universal mount embodiment of an attachment system for a tablet style personal electronic device . the embodiment of fig5 is similar to the embodiment of fig4 , with a universal structure for receiving different types of tablet device 114 and a second universal structure to receive cases 260 to hold various types of telephones . fig5 and fig6 a - 6b together show a universal structure that can be adjusted to hold various portable devices such as tablet 114 . the universal structure has a female portion shown in fig6 a and a male portion shown in fig6 b . the male portion of fig6 b is adapted to be inserted into the female portion of fig6 a . the combination of male / female portions support four extendible / moveable end caps 218 that are fitted over the four corners of tablet 114 and then tightened to secure the four corners of tablet 114 to the universal structure of fig6 a - 6b in combination . two of the end - caps 218 extend from arms 220 secured to end region 280 through pivots 222 and 282 . end region 280 is positioned on a back plate 223 of the universal structure . two elongated receptacles 286 are mounted on back plate 223 and adapted to receive a u - shaped male portion of fig6 b to form the universal structure . the u - shaped male portion includes prongs 285 extending from end region 281 of fig6 b . at each end of end region 281 are pivots 222 and 282 that allow arms 220 to pivotably be connected to the universal structure at one end and to end caps 218 at the other end of arms 220 . pivots 222 allow the universal structure to be able to accommodate different width / length of the tablet 114 . near the center of end region 281 is tab 284 that engages tracks 225 on back plate 223 . tab 284 slideably engages tracks 225 and holds the male / female portions together . the universal structure 230 is constructed in a similar manner , but with reduced dimensions that are adjustable to fit various phone sizes instead of various tablet sizes . for example , the structure 230 can handle the iphone , rim phone , or android phone , all of which have different dimensions . fig7 - 8 show exemplary views of the system of fig4 with arms retracted in a storage mode . fig7 shows the device of fig4 in a retracted mode and worn under the arm through shoulder pad or strap 206 . when retracted and compacted , the device of fig4 can be worn on the shoulder like a brief case . viewing fig7 - 8 in combination , the tablet 114 can be stored in a portrait mode 290 or a landscape mode 280 . arm 246 , along with phone case 260 is folded through double hinge joints 224 and 248 so that phone case 260 is inserted into phone storage 211 . arm 212 is vertically retracted into a compact shape , and bottom arm 210 a is retracted . locks 210 d can be dialed to secure and prevent hinge 213 from opening . various modifications and alterations of the invention will become apparent to those skilled in the art without departing from the spirit and scope of the invention , which is defined by the accompanying claims . it should be noted that steps recited in any method claims below do not necessarily need to be performed in the order that they are recited . those of ordinary skill in the art will recognize variations in performing the steps from the order in which they are recited . in addition , the lack of mention or discussion of a feature , step , or component provides the basis for claims where the absent feature or component is excluded by way of a proviso or similar claim language . while various embodiments of the present invention have been described above , it should be understood that they have been presented by way of example only , and not of limitation . likewise , the various diagrams may depict an example architectural or other configuration for the invention , which is done to aid in understanding the features and functionality that may be included in the invention . the invention is not restricted to the illustrated example architectures or configurations , but the desired features may be implemented using a variety of alternative architectures and configurations . indeed , it will be apparent to one of skill in the art how alternative functional , logical or physical partitioning and configurations may be implemented to implement the desired features of the present invention . also , a multitude of different constituent module names other than those depicted herein may be applied to the various partitions . additionally , with regard to flow diagrams , operational descriptions and method claims , the order in which the steps are presented herein shall not mandate that various embodiments be implemented to perform the recited functionality in the same order unless the context dictates otherwise . although the invention is described above in terms of various exemplary embodiments and implementations , it should be understood that the various features , aspects and functionality described in one or more of the individual embodiments are not limited in their applicability to the particular embodiment with which they are described , but instead may be applied , alone or in various combinations , to one or more of the other embodiments of the invention , whether or not such embodiments are described and whether or not such features are presented as being a part of a described embodiment . thus the breadth and scope of the present invention should not be limited by any of the above - described exemplary embodiments . terms and phrases used in this document , and variations thereof , unless otherwise expressly stated , should be construed as open ended as opposed to limiting . as examples of the foregoing : the term “ including ” should be read as meaning “ including , without limitation ” or the like ; the term “ example ” is used to provide exemplary instances of the item in discussion , not an exhaustive or limiting list thereof ; the terms “ a ” or “ an ” should be read as meaning “ at least one ,” “ one or more ” or the like ; and adjectives such as “ conventional ,” “ traditional ,” “ normal ,” “ standard ,” “ known ” and terms of similar meaning should not be construed as limiting the item described to a given time period or to an item available as of a given time , but instead should be read to encompass conventional , traditional , normal , or standard technologies that may be available or known now or at any time in the future . likewise , where this document refers to technologies that would be apparent or known to one of ordinary skill in the art , such technologies encompass those apparent or known to the skilled artisan now or at any time in the future . a group of items linked with the conjunction “ and ” should not be read as requiring that each and every one of those items be present in the grouping , but rather should be read as “ and / or ” unless expressly stated otherwise . similarly , a group of items linked with the conjunction “ or ” should not be read as requiring mutual exclusivity among that group , but rather should also be read as “ and / or ” unless expressly stated otherwise . furthermore , although items , elements or components of the invention may be described or claimed in the singular , the plural is contemplated to be within the scope thereof unless limitation to the singular is explicitly stated . the presence of broadening words and phrases such as “ one or more ,” “ at least ,” “ but not limited to ” or other like phrases in some instances shall not be read to mean that the narrower case is intended or required in instances where such broadening phrases may be absent . the use of the term “ module ” does not imply that the components or functionality described or claimed as part of the module are all configured in a common package . indeed , any or all of the various components of a module , whether control logic or other components , may be combined in a single package or separately maintained and may further be distributed across multiple locations . additionally , the various embodiments set forth herein are described in terms of exemplary block diagrams , flow charts and other illustrations . as will become apparent to one of ordinary skill in the art after reading this document , the illustrated embodiments and their various alternatives may be implemented without confinement to the illustrated examples . for example , block diagrams and their accompanying description should not be construed as mandating a particular architecture or configuration . the previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention . various modifications to these embodiments will be readily apparent to those skilled in the art , and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention . thus , the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein .
systems and methods for supporting an electronic device include an electronic device storage chamber ; a shoulder strap attached to a top end of the electronic device storage chamber ; a chest strap attached to a surface of the electronic device storage chamber ; a bottom arm hingeably attached to a bottom end of the electronic device storage chamber ; a ball joint attached to the bottom arm ; and an electronic device support arm having a first end attached to the ball joint . in one embodiment , a phone arm can be attached to a surface of the electronic device storage chamber to adjustably support the position of a phone so that a user can simultaneously use the phone and the electronic device such as a tablet in a hands - free manner .