Author: claimsbot

1. A device for preventing over pressure of a cooling system of a fuel cell system which includes a coolant pump for circulating a coolant to a fuel cell stack, a radiator for radiating heat absorbed in the coolant, and a temperature sensor for detecting a temperature of the coolant discharged from the fuel cell stack, comprising:
an electronic valve mounted in a pillar neck of the radiator connected with a reservoir for supplementing a coolant to open and close the pillar neck; and
a fuel cell controller configured to control an operation of the electronic valve based on a signal of the temperature sensor.
2. The device of claim 1, wherein the electronic valve comprises:
a valve fixing part fixedly mounted to an upper end of the pillar neck of the radiator;
an electronic actuator attached to a lower end of the valve fixing part and operating according to a signal of the fuel cell controller; and
a valve operating part attached to a lower end of the electronic actuator and moving up and down according to an operation of the electronic actuator to open and close the pillar neck.
3. The device of claim 2, wherein the electronic valve further comprises a positive pressure spring installed between the valve fixing part and the valve operating part to be contractible and recoverable.
4. The device of claim 1, wherein when an increase speed of a temperature of the coolant is equal to or greater than a predetermined value, the fuel cell controller operates the electronic valve and opens the pillar neck of the radiator.
5. The device of claim 1, wherein when a temperature of the coolant increases continuously for a predetermined time to be equal to or greater than a predetermined value, the fuel cell controller operates the electronic valve and opens the pillar neck of the radiator.
6. A cooling system of a fuel cell system, comprising:
a coolant pump configured to circulate a coolant to a fuel cell stack;
a radiator configured to radiate heat absorbed in the coolant;
a temperature sensor configured to detect a temperature of the coolant discharged from the fuel cell stack; and
a device configured to prevent over pressure of the cooling system,
wherein the device includes an electronic valve mounted in a pillar neck of the radiator connected with a reservoir to supplement a coolant to open and close the pillar neck; and a fuel cell controller configured to operate the electronic valve based on a signal of the temperature sensor.
7. The cooling system of claim 6, wherein the electronic valve comprises:
a valve fixing part fixedly mounted to an upper end of the pillar neck of the radiator;
an electronic actuator attached to a lower end of the valve fixing part and configured to operate based on a signal of the fuel cell controller; and
a valve operating part attached to a lower end of the electronic actuator and configured to move up and down according to an operation of the electronic actuator to open and close the pillar neck.
8. The cooling system claim 7, wherein the electronic valve further comprises a positive pressure spring installed between the valve fixing part and the valve operating part to be contractible and recoverable.
9. The cooling system of claim 6, wherein when an increase speed of a temperature of the coolant is equal to or greater than a predetermined value, the fuel cell controller is configured to operate the electronic valve and open the pillar neck of the radiator.
10. The cooling system of claim 6, wherein when a temperature of the coolant increases continuously for a predetermined time to be equal to or greater than a predetermined value, the fuel cell controller is configured to operate the electronic valve and open the pillar neck of the radiator.
11. A fuel cell system comprising the device of claim 1.
12. A fuel cell system comprising the cooling system of claim 6.
13. A vehicle comprising a fuel cell system of claim 11.
14. A vehicle comprising a fuel cell system of claim 12.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

1. A camera apparatus attached to a portable electronic device, comprising:
a camera module;
a holder including a socket having fixing ends extended from edges of the holder, each of the fixing ends having holes and a resisting member secured in the socket; and

a PCB including a contact portion; wherein when the contact portion and the camera module are received in the socket, the resisting member pushes the contact portion toward the camera module;
wherein the resisting member includes a main portion and opposite resisting portions extending from two sides of the main portion, each resisting portion includes a plurality of spaced resisting plates, the main portion is secured in socket and the resisting plates pushes the contact portion; and
a fixing member, wherein the fixing member is an adhesive sheet sandwiched between the contact portion and the main portion of the resisting member.
2. The camera apparatus as claimed in claim 1, wherein the contact portion of the PCB and the socket define at least one positioning hole.
3. The camera apparatus as claimed in claim 1, wherein the socket includes a bottom wall, and side walls extending from the bottom wall, thereby defining a socket space, the main portion of the PCB is secured in the bottom wall, the contact portion and the camera module received in the socket space.
4. The camera apparatus as claimed in claim 3, wherein each of the opposite side walls includes a latching member extending up from the bottom wall.
5. A portable electronic device, comprising:
a camera apparatus, comprising:
a camera module;
a holder including a socket having fixing ends extended from edges of the holder, each of the fixing ends having holes and a resisting member secured in the socket; and
a PCB including a contact portion; and
a housing; wherein when the contact portion and the camera module are received in the socket and attached to the housing by the socket, the resisting member pushes the contact portion toward the camera module;
wherein the resisting member includes a main portion and opposite resisting portions extending from two sides of the main portion, each resisting portion includes a plurality of spaced resisting plates, the main portion is secured in socket and the resisting plates pushes the contact portion; and
a fixing member, wherein the fixing member is an adhesive sheet sandwiched between the contact portion and the main portion of the resisting member.
6. The portable electronic device as claimed in claim 5, wherein the contact portion of the PCB and the socket define at least one positioning hole.
7. The portable electronic device as claimed in claim 5, wherein the socket includes bottom wall, and side walls extending from the bottom wall, thereby defining a socket space, the main portion of the PCB is secured in the bottom wall, the contact portion and the camera module received in the socket space.
8. The portable electronic device as claimed in claim 7, wherein each of the two opposite side walls includes a latching member extending up from the bottom wall.
9. A method of assembling a portable electronic device with a camera apparatus, comprising:
providing a camera apparatus, including:
a camera module;
a holder including a socket having fixing ends extended from edges of the holder, each of the fixing ends having holes and a resisting member secured in the socket; and
a PCB including a contact portion;
providing a housing; securing the socket in the housing; and
positioning the contact portion and the camera module in the socket with the resisting member pushing the contact portion toward the camera module;
defining at least one positioning hole in the PCB and the holder;
providing a positioning structure including a base board and at least one positioning post;
placing the positioning structure at one side opposite to the holder of the housing with the positioning post extending through the position hole when positioned in the socket; and
wherein the holder is adhered to the contact portion of the PCB.

1. Antenna structure which comprises:
a primary radiating structure comprising one or more first radiating elements;
a secondary radiating structure, operationally associated with said primary radiating structure, said secondary radiating structure comprising a plurality of second radiating elements that can be selectively electrically connecteddisconnected to each other to vary the configuration of said secondary radiating structure, so as to vary the radiating properties of said antenna structure;
one or more first reactive loads, electrically connected between said primary and secondary radiating structures;
one or more second reactive loads, electrically connected to said secondary radiating structure;
said first reactive loads, said second reactive loads and said second radiating elements forming one or more circuitry structures that are electrically resonant in the operating frequency band of said antenna structure and that are electrically connecteddisconnected to each other in a selective manner in accordance to the configuration selected for said second radiating structure, thereby maintaining constantly equal to zero the overall reactive load that is electrically connected to said primary radiating structure.
2. Antenna structure according to claim 1, wherein said first and second radiating elements consist of electrically conducting structures.
3. Antenna structure according to claim 2, which comprises one or more first circuitry elements to selectively electrically connectdisconnect said second radiating elements.
4. Antenna structure according to claim 1, wherein said first reactive loads are electrically connected between said first and second radiating elements and in that said second reactive loads are electrically connected to said second radiating elements.
5. Antenna structure according to claim 1, wherein said first radiating elements andor said second radiating elements are arranged along a first closed path (A) andor along a second closed path (B) respectively.
6. Antenna structure according to claim 1, wherein said second radiating elements have an electrical length much smaller than the wavelengths of the operating frequencies of said antenna structure.
7. Antenna structure according to wherein said first reactive loads are of a capacitive type and said second reactive loads are of an inductive type.
8. Antenna structure according to claim 2, wherein said first and second radiating elements consist, respectively, of first and second conducting tracks, deposited on a first surface of a supporting substrate.
9. Antenna structure according to claim 8, wherein said second inductive reactive loads consist of third conductive tracks, deposited on a second surface of said supporting substrate.
10. Antenna structure according to claim 3, wherein said first circuitry elements comprise one or more switching devices andor variable inductors andor variable capacitors electrically connected between said second radiating elements.
11. Antenna structure according to claim 3 which comprises a driving circuit comprising one or more bias lines to power said circuitry elements.
12. Antenna structure according to claim 11, said driving circuit comprises second circuitry elements to electrically disconnect said bias lines from each other.
13. Antenna structure according to claim 1, wherein said driving circuit comprises third circuitry elements to electrically disconnect said bias lines from said second radiating elements.
14. An electronic device which comprises an antenna structure according to claim 1.
15. Antenna structure according to-claim 2, wherein said first reactive loads are electrically connected between said first and second radiating elements and in that said second reactive loads are electrically connected to said second radiating elements.
16. Antenna structure according to-claim 3, wherein said first reactive loads are electrically connected between said first and second radiating elements and in that said second reactive loads are electrically connected to said second radiating elements.
17. Antenna structure according to-claim 2, wherein said first radiating elements andor said second radiating elements are arranged along a first closed path (A) andor along a second closed path (B) respectively.
18. Antenna structure according to-claim 3, wherein said first radiating elements andor said second radiating elements are arranged along a first closed path (A) andor along a second closed path (B) respectively.
19. Antenna structure according to-claim 4, wherein said first radiating elements andor said second radiating elements are arranged along a first closed path (A) andor along a second closed path (B) respectively.
20. Antenna structure according to-claim 1, wherein said second radiating elements have an electrical length much smaller than the wavelengths of the operating frequencies of said antenna structure.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

1. A method comprising:
receiving, via a computing system associated with a service provider, zone data that identifies a particular zone of a media playback system, wherein the zone data indicates a selection of the particular zone, and wherein the particular zone includes one or more playback devices;
identifying, via the computing system, audio content based on the zone data, wherein identifying audio content based on the zone data comprises determining that particular audio content is preferred in the particular zone and identifying audio content corresponding to the particular audio content that is preferred in the particular zone;
providing, via the computing system, an indication of the identified audio content to the media playback system;
receiving, via the computing system, data indicating one or more audio items that were selected from the identified audio content via the media playback system; and
providing, via the computing system to the media playback system, an indication of the one or more audio items that were selected from the identified audio content, the indication comprising respective sources from which the one or more audio items are retrievable by the media playback system.
2. The method of claim 1, wherein providing the indication of the identified audio content to the media playback system comprises providing metadata associated with the identified audio content for display by a control device of the media playback system.
3. The method of claim 1, wherein the zone data indicates a name of the particular zone associated with a playback device, wherein determining that particular audio content is preferred in the particular zone comprises determining that the name of the zone associated with the playback device indicates a particular type of room, and wherein identifying audio content corresponding to the particular audio content that is preferred in the particular zone comprises identifying audio content corresponding to the particular type of room.
4. The method of claim 4, wherein identifying audio content corresponding to the particular type of room comprises determining that playback of a particular genre of audio content is preferred in the particular type of room, and identifying audio content corresponding to the particular genre of audio content.
5. The method of claim 1, wherein determining that particular audio content is preferred in the particular zone comprises determining, based on audio preference data, that playback of certain audio content is preferred in the particular zone at a given time of day; and wherein identifying audio content corresponding to the particular audio content that is preferred in the particular zone comprises identifying audio content that corresponds to the certain audio content that is preferred in the particular zone at the given time of day.
6. The method of claim 1, wherein determining that particular audio content is preferred in the particular zone comprises determining that the particular zone is associated with respective content ratings of audio items, and wherein identifying audio content corresponding to the particular audio content that is preferred in the particular zone comprises identifying, based on the respective content ratings of audio items, audio content that has respective content ratings that exceed a threshold rating.
7. The method of claim 1, further comprising:
receiving audio preference data indicating one or more of: (i) particular audio items that have been played back via the one or more playback devices of the particular zone, (ii) respective content rankings of particular audio items that have been played back via the one or more playback devices of the particular zone; and (iii) favorite audio items associated with the particular zone;
wherein determining that particular audio content is preferred in the particular zone comprises determining that the audio preference data indicates that certain audio content is preferred in the particular zone, and wherein identifying audio content corresponding to the particular audio content that is preferred in the particular zone identifying media content corresponding to the certain audio content is preferred in the particular zone.
8. The method of claim 1, wherein the zone data indicates that the particular zone is a first zone of a particular zone group that comprises the first zone and one or more particular second zones, wherein the one or more particular second zones comprise one or more respective playback devices and wherein identifying audio content based on the zone data comprises determining that particular audio content is preferred in the zone group when the first media playback system is in the zone group and identifying audio content corresponding to the particular audio content preferred when the first zone is in the particular zone group.
9. The method of claim 1, wherein the zone data indicates that the particular zone is a first zone of a particular zone group that comprises the first zone and one or more particular second zones, wherein the one or more particular second zones comprise one or more respective playback devices, wherein determining that particular audio content is preferred in the particular zone comprises determining that particular audio content is preferred in the zone group when the first media playback system is in the zone group, and wherein identifying audio content corresponding to the particular audio content that is preferred in the particular zone comprises identifying audio content corresponding to the particular audio content preferred when the first zone is in the particular zone group.
10. A non-transitory computer-readable medium having stored therein instructions executable by one or more processors to cause a computing system to perform operations comprising:
receiving, via one or more network interfaces, zone data that identifies a particular zone of a media playback system, wherein the zone data indicates a selection of the particular zone, and wherein the particular zone includes one or more playback devices;
identifying audio content based on the zone data, wherein identifying audio content based on the zone data comprises determining that particular audio content is preferred in the particular zone and identifying audio content corresponding to the particular audio content that is preferred in the particular zone;
providing, via the one or more network interfaces, an indication of the identified audio content to the media playback system;
receiving, via the one or more network interfaces, data indicating one or more audio items that were selected from the identified audio content via the media playback system; and
providing, via the one or more network interfaces to the media playback system, an indication of the one or more audio items that were selected from the identified audio content, the indication comprising respective sources from which the one or more audio items are retrievable by the media playback system.
11. The non-transitory computer-readable medium of claim 10, wherein providing the indication of the identified audio content to the media playback system comprises providing metadata associated with the identified audio content for display by a control device of the media playback system.
12. The non-transitory computer-readable medium of claim 10, wherein the zone data indicates a name of the particular zone associated with a playback device, wherein determining that particular audio content is preferred in the particular zone comprises determining that the name of the zone associated with the playback device indicates a particular type of room, and wherein identifying audio content corresponding to the particular audio content that is preferred in the particular zone comprises identifying audio content corresponding to the particular type of MOM.
13. The non-transitory computer-readable medium of claim 12, wherein identifying audio content corresponding to the particular type of room comprises determining that playback of a particular genre of audio content is preferred in the particular type of room, and identifying audio content corresponding to the particular genre of audio content.
14. The non-transitory computer-readable medium of claim 10, wherein determining that particular audio content is preferred in the particular zone comprises determining, based on audio preference data, that playback of certain audio content is preferred in the particular zone at a given time of day; and wherein identifying audio content corresponding to the particular audio content that is preferred in the particular zone comprises identifying audio content that corresponds to the certain audio content that is preferred in the particular zone at the given time of day.
15. The non-transitory computer-readable medium of claim 10, wherein determining that particular audio content is preferred in the particular zone comprises determining that the particular zone is associated with respective content ratings of audio items, and wherein identifying audio content corresponding to the particular audio content that is preferred in the particular zone comprises identifying, based on the respective content ratings of audio items, audio content that has respective content ratings that exceed a threshold rating.
16. The non-transitory computer-readable medium of claim 10, wherein the operations further comprise receiving audio preference data indicating one or more of: (i) particular audio items that have been played back via the one or more playback devices of the particular zone, (ii) respective content rankings of particular audio items that have been played back via the one or more playback devices of the particular zone; and (iii) favorite audio items associated with the particular zone, and wherein determining that particular audio content is preferred in the particular zone comprises determining that the audio preference data indicates that certain audio content is preferred in the particular zone, and wherein identifying audio content corresponding to the particular audio content that is preferred in the particular zone identifying media content corresponding to the certain audio content is preferred in the particular zone.
17. The non-transitory computer-readable medium of claim 10, wherein the zone data indicates that the particular zone is a first zone of a particular zone group that comprises the first zone and one or more particular second zones, wherein the one or more particular second zones comprise one or more respective playback devices and wherein identifying audio content based on the zone data comprises determining that particular audio content is preferred in the zone group when the first media playback system is in the zone group and identifying audio content corresponding to the particular audio content preferred when the first zone is in the particular zone group.
18. A computing system configured to:
receive, via one or more network interfaces, zone data that identifies a particular zone of a media playback system, wherein the zone data indicates a selection of the particular zone, and wherein the particular zone includes one or more playback devices;
identify audio content based on the zone data, wherein identifying audio content based on the zone data comprises determining that particular audio content is preferred in the particular zone and identifying audio content corresponding to the particular audio content that is preferred in the particular zone;
provide, via the one or more network interfaces, an indication of the identified audio content to the media playback system;
receive, via the one or more network interfaces, data indicating one or more audio items that were selected from the identified audio content via the media playback system; and
provide, via the one or more network interfaces to the media playback system, an indication of the one or more audio items that were selected from the identified audio content, the indication comprising respective sources from which the one or more audio items are retrievable by the media playback system.
19. The computing system of claim 18, wherein providing the indication of the identified audio content to the media playback system comprises providing metadata associated with the identified audio content for display by a control device of the media playback system.
20. The computing system of claim 18, wherein the zone data indicates a name of the particular zone associated with a playback device, wherein determining that particular audio content is preferred in the particular zone comprises determining that the name of the zone associated with the playback device indicates a particular type of room, and wherein identifying audio content corresponding to the particular audio content that is preferred in the particular zone comprises identifying audio content corresponding to the particular type of room.