1. A method of communicating data, the method comprising:
establishing, by a first computing device and to a second computing device, a connection with the second computing device;
responsive to initiating the connection, performing, by the first computing device and with the second computing device, content discovery; and
establishing a session of a service responsive to performing content discovery.
2. The method of claim 1, wherein performing content discovery comprises transmitting or receiving data associated with content accessible to the first computing device.
3. The method of claim 1, wherein the connection is a wireless connection, and wherein establishing the connection comprises establishing the connection using Wi-Fi Direct (WFD).
4. The method of claim 1, wherein performing content discovery comprises transmitting an institute of electrical and electronics engineers (IEEE) 802.11 frame comprising a content discovery query message or a content discovery response message,
wherein the 802.11 frame includes at least one type length value (TLV) that describes at least one content item accessible to the first computing device or the second computing device.
5. The method of claim 1, wherein performing content discovery further comprises:
responsive to receiving, by the first computing device, the content discovery query message, transmitting, by the first computing device and to the second computing device, the content discovery response message,
wherein the content discovery response message includes content information for at least one content item indicated in the content discovery response message.
6. The method of claim 1, wherein performing content discovery comprises transmitting information associated with a content item accessible to the first computing device or the second computing device, wherein the information associated with the content item comprises at least one of a group consisting of:
a filename, a file extension, a file size, a duration, a file protection, and a file category.
7. The method of claim 1, wherein the first computing device is a head unit of an infotainment system.
8. The method of claim 7, wherein performing content discovery further comprises:
receiving content information, by the head unit, from the second computing device and a third computing device.
9. The method of claim 8, further comprising:
receiving, by the head unit, a user input selection of either the second computing device or the third computing device; and
responsive to receiving the selection, establishing a service session with the selected second computing device or third computing device.
10. The method of claim 1, wherein performing the content discovery comprises performing the content discovery at a layer 2 (L2) open systems interconnection (OSI) model level.
11. A first computing device comprising:
a memory storing instructions; and
at least one processor, wherein the at least one processor is configured to:
establish a connection with a second computing device;
responsive to initiating the connection, content discovery with the second computing device; and
establish a session of a service responsive to performing content discovery.
12. The first computing device of claim 11, wherein to perform content discovery, the at least one processor is further configured to transmit or receive data associated with content accessible to the first computing device.
13. The first computing device of claim 11, wherein the connection is a wireless connection, and wherein the connection is established the using Wi-Fi Direct (WFD).
14. The first computing device of claim 11, wherein to perform content discovery, the at least one processor is further configured to transmit an institute of electrical and electronics engineers (IEEE) 802.11 frame comprising a content discovery query message or a content discovery response message,
wherein the 802.11 frame includes at least one type length value (TLV) that describes at least one content item accessible to the first computing device or the second computing device.
15. The first computing device of claim 11, wherein to perform content discovery, the at least one processor is further configured to:
responsive to receiving the content discovery query message, transmit the content discovery response message to the second computing device,
wherein the content discovery response message includes content information for at least one content item indicated in the content discovery response message.
16. The first computing device of claim 11, wherein to perform content discovery, the at least one processor is further configured to transmit information associated with a content item accessible to the first computing device or the second computing device, wherein the information associated with the content item comprises at least one of a group consisting of:
a filename, a file extension, a file size, a duration, a file protection, and a file category.
17. The first computing device of claim 11, wherein the first computing device is a head unit of an infotainment system.
18. The first computing device of claim 17, wherein to perform content discovery, the at least one processor is further configured to:
receive content information, by the head unit, from the second computing device and a third computing device.
19. The first computing device of claim 18, wherein the at least one processor is further configured to:
receive, by the head unit, a user input selection of either the second computing device or the third computing device; and
responsive to receiving the selection, establish a service session with the selected second computing device or third computing device.
20. The first computing device of claim 11, wherein the content discovery is performed at a layer 2 (L2) open systems interconnection (OSI) model level.
21. A first computing device comprising:
means for establishing, to a second computing device, a connection with the second computing device;
means for performing, by the first computing device and with the second computing device, content discovery responsive to initiating the connection; and
means for establishing a session of a service responsive to performing content discovery.
22. The first computing device of claim 21, wherein the means for performing content discovery comprises means for transmitting or receiving data associated with content accessible to the first computing device.
23. The first computing device of claim 21, wherein the connection is a wireless connection, and wherein establishing the connection comprises establishing the connection using Wi-Fi Direct (WFD).
24. The first computing device of claim 21, wherein the means for performing content discovery comprises means for transmitting an institute of electrical and electronics engineers (IEEE) 802.11 frame comprising a content discovery query message or a content discovery query message,
wherein the 802.11 frame includes at least one type length value (TLV) that describes at least one content item accessible to the first computing device or the second computing device.
25. The first computing device of claim 21, wherein the means for performing content discovery further comprises:
means for transmitting, to the second computing device, the content discovery response message responsive to receiving, by the first computing device, the content discovery query message,
wherein the content discovery response message includes content information for at least one content item indicated in the content discovery response message.
26. The first computing device of claim 21, wherein the means for performing content discovery comprises transmitting information associated with a content item accessible to the first computing device or the second computing device, wherein the information associated with the content item comprises at least one of a group consisting of:
a filename, a file extension, a file size, a duration, a file protection, and a file category.
27. The first computing device of claim 21, wherein the first computing device is a head unit of an infotainment system.
28. The head unit of claim 27, wherein the means for performing content discovery further comprises:
means for receiving content information, by the head unit, from the second computing device and a third computing device.
29. The head unit of claim 28, further comprising:
means for receiving, by the head unit, a user input selection of either the second computing device or the third computing device; and
means for establishing a service session with the selected second computing device or third computing device responsive to receiving the selection.
30. A computer-readable medium having stored thereon instructions that, when executed, at least one processor of a first computing device to:
establish a connection with a second computing device;
responsive to initiating the connection, perform content discovery with the second computing device; and
establish a session of a service responsive to performing content discovery.
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 for preparing a film structure of a ferroelectric single crystal, which comprises adhering a ferroelectric single crystal plate to a substrate by a conductive adhesive or metal layer.
2. The method of claim 1, wherein the single crystal plate is polished to a thickness of 1 to 100 \u03bcm before or after the adhesion with the substrate.
3. The method of claim 1, wherein the single crystal plate is adhered to the substrate by placing a conductive adhesive between the single crystal plate and the substrate and heat treating the resulting laminate containing the adhesive at a temperature ranging from room temperature to 150\xb0 C. for 1 to 24 hours to cure the adhesive.
4. The method of claim 3, wherein the conductive adhesive is a gold- or silver-containing epoxy paste, or a Pt-containing adhesive sol.
5. The method of claim 3, wherein the adhesive is applied using a plate equipped with a pressurizing rod having a round terminal portion made of an elastic rubber.
6. The method of claim 1, wherein the single crystal plate is adhered to the substrate by depositing a conductive metal on each surface of the single crystal plate and the substrate, combining the two conductive metal layers, and pressurizing and heat-treating the resulting laminate at a temperature of 100 to 600\xb0 C.
7. The method of claim 6, which further comprises inserting a plate of a metal having a melting point lower than that of the conductive metal between the two conductive metal layers prior to the pressurizing and heat-treating step of the laminate.
8. The method of claim 1, wherein the ferroelectric single crystal has a dielectric constant of 1,000 or greater as measured in a film form.
9. The method of claim 1, wherein the ferroelectric single crystal is LiNbO3, LiTaO3 or a material having the composition of formula (I):
x(A)y(B)z(C)-p(P)n(N)\u2003\u2003(I)
wherein,
(A) is Pb(Mg13Nb23)O3 or Pb(Zn13Nb23)O3,
(B) is PbTiO3,
(C) is LiTaO3,
(P) is a metal selected from the group consisting of Pt, Au, Ag, Pd and Rh,
(N) is an oxide of a metal selected from the group consisting of Ni, Co, Fe, Sr, Sc, Ru, Cu and Cd,
x is a number in the range of 0.65 to 0.98,
y is a number in the range of 0.01 to 0.34,
z is a number in the range of 0.01 to 0.1, and
p and n are each independently a number in the range of 0.01 to 5.
10. The method of claim 1, wherein the substrate comprises a layer of an oxide material selected from SiO2, MgO, Al2O3 and ZnO, the oxide layer being contacted with the conductive adhesive layer.
11. The method of claim 1, which further comprises forming a conductive metal layer on the surface of the single crystal plate opposite to the adhesive layer by a sputtering or an electronic beam evaporation method.
12. A ferroelectric single crystal film structure prepared by a method according to claim 1.
13. An electric or electronic device comprising the ferroelectric single crystal film structure according to claim 12.