1. A nicotine-containing chewing gum piece packed in a wrapping of laminate, the laminate comprising at least an inner layer facing the chewing gum, wherein the laminate comprises a nicotine degradation agent barrier layer of a metal foil; the nicotine-containing chewing gum piece is shaped as an elongate plate having two ends and a thickness (t) and a length (l), where the length is in the range of 5 to 20 times the thickness (5\xd7t\u2266l\u226620\xd7t), and wherein the wrapping of laminate is sealed in edge areas;
wherein the chewing gum piece is made of a single layer, the single layer having gum base and nicotine mixed throughout,
wherein the chewing gum is not hard coated such that the single layer is also an exterior layer of the chewing gum piece prior to being packed in the wrapping of laminate,
wherein the nicotine-containing chewing gum piece contains from 30% to 70% gum base,
wherein the nicotine-containing chewing gum piece contains in the range from 1 mg to 8 mg nicotine, and
wherein the single layer is homogenous throughout.
2. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 1, wherein the wrapping has two elongate edge areas sealed to one another in a fin area extending along the length of the chewing gum piece and two sealed end areas extending beyond the ends of the chewing gum piece.
3. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 2, wherein the sealing of the fin area and of the two sealed end areas is a cold sealing.
4. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 3, wherein the sealing of the fin area and of the two sealed end areas is an ultrasonic welding sealing.
5. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 3, wherein the sealing of the fin area and of the two sealed end areas is an ultrasonic welding sealing comprising at least two parallel weld zones in each area.
6. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 1, wherein the nicotine degradation agent barrier layer is an aluminum foil.
7. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 6, wherein the aluminum foil has a thickness of about 8 \u03bcm or of about 12 \u03bcm.
8. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 6, wherein the aluminum foil has a thickness in the range of 8 \u03bcm to 20 \u03bcm.
9. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 1, wherein a polyethylene terepthalate (PET) layer is provided as an outer layer on the laminate.
10. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 9, wherein a printed layer is provided on the inside of the polyethylene terepthalate (PET) layer.
11. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 1, wherein the inner layer is of a thermoplastic polymer, selected from a polyethylene or a cross-linked polyethylene (PEX).
12. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 2, wherein the nicotine-containing chewing gum piece contains from 30% to 50% gum base.
13. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 12, wherein the nicotine-containing chewing gum piece contains in the range from 1 mg to 5 mg nicotine.
14. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 1, wherein the nicotine-containing chewing gum piece has a weight of about 2 g.
15. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 6, wherein the aluminum foil has a thickness in the range of 11 \u03bcm to 20 \u03bcm.
16. A nicotine-containing chewing gum piece packed in a wrapping of laminate according to claim 12, wherein the nicotine-containing chewing gum piece contains in the range from 2 mg to 4 mg nicotine.
17. A nicotine-containing chewing gum piece packed in a wrapping of laminate, the laminate comprising at least an inner layer facing the chewing gum, wherein the laminate comprises a nicotine degradation agent barrier layer of a metal foil; the nicotine-containing chewing gum piece is shaped as an elongate plate having two ends and a thickness (t) and a length (l), where the length is in the range of 5 to 20 times the thickness (5\xd7t\u2266l\u226620\xd7t), and wherein the wrapping of laminate is sealed in edge areas;
wherein the chewing gum piece is made of a single layer, the single layer having gum base and nicotine mixed throughout,
wherein the chewing gum is not hard coated such that the single layer is also an exterior layer of the chewing gum piece prior to being packed in the wrapping of laminate,
wherein the nicotine-containing chewing gum piece contains from 30-50% gum base,
wherein the nicotine-containing chewing gum piece contains in the range from 1 mg to 8 mg nicotine, and
wherein the single layer is homogenous throughout.
18. A nicotine-containing chewing gum piece packed in a wrapping of laminate, the laminate comprising at least an inner layer facing the chewing gum, wherein the laminate comprises a nicotine degradation agent barrier layer of a metal foil; the nicotine-containing chewing gum piece is shaped as an elongate plate having two ends and a thickness (t) and a length (l), where the length is in the range of 5 to 20 times the thickness (5\xd7t\u2266l\u226620\xd7t), and wherein the wrapping of laminate is sealed in edge areas;
wherein the chewing gum piece is made of a single layer, the single layer having gum base and nicotine mixed throughout,
wherein the chewing gum is not hard coated such that the single layer is also an exterior layer of the chewing gum piece prior to being packed in the wrapping of laminate,
wherein the nicotine-containing chewing gum piece contains from 30% to 70% gum base,
wherein the nicotine-containing chewing gum piece contains in the range from 2-4 mg nicotine, and
wherein the single layer is homogenous throughout.
19. A nicotine-containing chewing gum piece packed in a wrapping of laminate, the laminate comprising at least an inner layer facing the chewing gum, wherein the laminate comprises a nicotine degradation agent barrier layer of a metal foil; the nicotine-containing chewing gum piece is shaped as an elongate plate having two ends and a thickness (t) and a length (l), where the length is in the range of 5 to 20 times the thickness (5\xd7t\u2266l\u226620\xd7t), and
wherein the wrapping of laminate is sealed in edge areas;
wherein the chewing gum piece is made of a single layer, the single layer having gum base and nicotine mixed throughout,
wherein the chewing gum is not hard coated such that the single layer is also an exterior layer of the chewing gum piece prior to being packed in the wrapping of laminate,
wherein the nicotine-containing chewing gum piece contains from 30% to 50% gum base,
wherein the nicotine-containing chewing gum piece contains in the range from 2-4 mg nicotine, and
wherein the single layer is homogenous throughout.
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 tunable antenna module with frequency correction circuit comprising: an antenna element, a variable capacity means connected to said antenna element, and a frequency control source that generates a controlling voltage for varying the capacity of said variable capacity means to vary a tuning frequency according to the frequency of radio wave received by said antenna element, further comprising;
a voltage divider circuit comprised of a plurality of resistors for dividing said controlling voltage, and connected between said frequency control source and said variable capacity means; said tuning frequency being corrected by said voltage divider circuit.
2. The tunable antenna module with frequency correction circuit according to claim 1, wherein said voltage divider circuit includes circuitry comprised of:
a series connection of a first resistor having a power supply terminal thereon and a second resistor having a grounding terminal thereon, a value of resistance of said second resistor being larger than that of said first resistor;
a connection of said power supply terminal of said first resistor to said frequency control source;
a connection of said grounding terminal of said second resistor to ground; and
a parallel connection of said variable capacity means to the intermediate connection point of said series connection of said first resistor and said second resistor.
3. The tunable antenna module with frequency correction circuit according to claim 2, wherein values of resistances of said first and second resistors are determined according to C-V characteristics of said variable capacity means.
4. The tunable antenna module with frequency correction circuit according to claim 3, wherein resistance values of said first and second resistors are determined based on a sample value obtained by sampling said variable capacity means in each production lot of said variable capacity means, measuring electrostatic capacity of said sampled variable capacity means, and averaging values measured.
5. The tunable antenna module with frequency correction circuit according to claim 1, wherein said variable capacity means is comprised of a variable capacitance diode or a MEMS variable capacitor (a micro-electromechanical system variable capacitor).
6. The tunable antenna module with frequency correction circuit according to claim 1, wherein said resistor is a fixed resistance or a copper foil pattern for trimming.
7. A method of manufacturing a tunable antenna module with frequency correction circuit comprising:
an antenna element;
a variable capacity means electrically connected to said antenna element;
a frequency control source that generates controlling voltage for varying the capacity of said variable capacity means;
a voltage divider circuit that includes said voltage divider circuit includes a circuitry comprised of a series connection of a first resistor having a power supply terminal thereon and a second resistor having a grounding terminal thereon, wherein a value of resistance of said second resistor is larger than that of said first resistor, a connection of said power supply terminal of said first resistor to said frequency control source, a connection of said grounding terminal of said second resistor to ground, and a parallel connection of said variable capacity means to the intermediate connection point of said series connection of said first resistor and said second resistor; which comprises the steps of:
sampling said variable capacity means from each production lot of said variable capacity means;
measuring electrostatic capacity of said sampled variable capacity means;
averaging measurements obtained in said measuring to calculate an average electrostatic capacity of said variable capacity means for each of said production lots;
discriminating a production lot of said variable capacity means, of which average electrostatic capacity is as predetermined, from other production lot of said variable capacity means, of which average electrostatic capacity is not as predetermined;
calculating a drift X (%) of average electrostatic capacitances between said variable capacity means in said production lot, of which average electrostatic capacity is as predetermined, and said variable capacity means in said other production lot, of which average electrostatic capacity is not as predetermined, using formula (1);
X=(Average electrostatic capacity of variable capacity means of each of production lots)\u2212(Average electrostatic capacity predetermined for variable capacity means)\xd7100(Average electrostatic capacity predetermined for variable capacity means)\u2003\u2003(1)
calculating a resistance value r1 by applying the resistance value of said first resistor r0, the resistance of said second resistor R0, and said drift x in average electrostatic capacitances to formula (2); and
r1=r0+R0\xd7(x100)\u2003\u2003(2)
wherein said tunable antenna module is manufactured by using said first resistor of which resistance value is said calculated resistance value of r1, said second resistor of which resistance value is said resistance value R0, and said variable capacity means of which electrostatic capacity characteristics is not as predetermined.