1. A TAB tape carrier comprising an insulating base layer including a thermoplastic polyimide resin layer having a thickness of not more than 4 \u03bcm as a surface layer, and a conductive pattern formed on the insulating base layer, wherein
the conductive pattern includes connection terminals for connection with gold terminals of a semiconductor device, and
a tin plating layer is formed on a surface of each of the connection terminals.
2. The TAB tape carrier according to claim 1, wherein a glass transition point of the thermoplastic polyimide resin for forming the thermoplastic polyimide resin layer is not more than 350\xb0 C.
3. The TAB tape carrier according to claim 2, wherein the insulating base layer comprises a thermosetting polyimide resin layer on which the thermoplastic polyimide resin layer is formed, and a coefficient of linear expansion of the thermosetting polyimide resin for forming the thermosetting polyimide resin layer is not more than 30 ppm\xb0 C.
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 to receive signals from an ingestible transmitting capsule, the method comprising:
receiving a signal transmitted by said capsule at a plurality of antennas;
scanning the plurality of antennas;
detecting a signal strength received from at least two of said plurality of antennas; and
increasing a signal to noise ratio of the received signal.
2. The method according to claim 1 comprising performing a weighted sum of the received signal.
3. The method according to claim 1 comprising multiplying the signal with a weak signal strength by a reducing factor.
4. The method according to claim 1 comprising adjusting a rate of the scanning.
5. The method according to claim 1 comprising adjusting a pattern of the scanning.
6. The method according to claim 1 comprising defining a subset of the plurality of antennas to be scanned.
7. The method according to claim 6 comprising excluding from the subset an antenna providing weak signal strength.
8. The method according to claim 1 wherein the plurality of antennas includes up to eight antennas.
9. The method according to claim 1 wherein the antennas are wearable.
10. The method according to claim 1 wherein the antennas are wrapped around a patient.
11. The method according to claim 1 wherein the antennas are loop antennas.
12. A receiver system operable with an ingestible transmitting capsule, the receiver system comprising:
an antenna array comprising a plurality of antennas to receive a signal transmitted from said capsule;
an antenna selector connected to said antenna array to select at least one antenna to be scanned;
a signal strength detector connected to said antenna selector; and
a processing unit for increasing a signal to noise ratio of a received signal.
13. The receiver system according to claim 12 wherein the antenna selector is configured to scan at adjustable scanning rates.
14. The receiver system according to claim 12 wherein the antenna selector is configured to scan with adjustable patterns.
15. The receiver system according to claim 12 wherein the antenna selector selects at least one antenna to provide a strong signal.
16. The receiver system according to claim 12 comprising up to 8 antennas.
17. The receiver system according to claim 12 wherein the antenna array is wearable.
18. The receiver system according to claim 12 wherein the antennas are loop antennas.
19. The receiver system according to claim 12 wherein the processing unit is to perform a weighted sum of the received signals.
20. The receiver system according to claim 12 wherein the processing unit is to multiply a signal with the weakest signal strength by a reducing factor.